.product{
    width:70%;
    float:left;
    box-sizing: border-box;
}
.product-item{
    float:left;
    width:30.333%;
    margin-right:3%;
    padding:5px;
    border:1px solid red;
    box-sizing:border-box;
    margin-bottom:25px;
}
.product-item img{
    width:100%;
}
.product-item span{
    display:block;
    margin-bottom:10px;
}
.sales{
    float:right;
}
.aside{
    width:30%;
    float:left;
}
.aside dl{
    margin:20px 0;
}
.aside dl dt,.aside dl dd{
    float:left;
}
.aside dl dt{
    width:30%;
}
.aside dl dt img{
    width:100%;
}
.aside dl dd{
    width:70%;
}
.aside dl dd span{
    margin-top:10px;
    display:block;
    font-family:"Microsoft YaHei";
    text-align:center;
}
.price{
    font-weight: bold;
}